+ dnl Use AC_REQUIRE here, so that the default behavior below is expanded
+ dnl once only, before all statements that occur in other macros.
+ AC_REQUIRE([gl_SPAWN_H_DEFAULTS])
+
+ AC_CHECK_FUNCS_ONCE([posix_spawn])
+ if test $ac_cv_func_posix_spawn != yes; then
+ HAVE_POSIX_SPAWN=0
+ fi